Disclosed is a 3-alkoxyalkanoic acid compound represented by the following formula (I):
wherein R1 represents a lower alkyl group, a lower alkenyl group, a lower alkynyl group, a cycloalkyl group, a halo-lower alkyl group or a cyano-lower alkyl group; R2 represents hydrogen atom or a lower alkyl group; R3 represents a lower alkyl group or a cycloalkyl group; or R2 and R3 are mutually bonded to represent a cycloalkyl group; R4 represents hydrogen atom, a lower alkyl group or a lower alkynyl group; R5 represents a lower alkoxy group, a lower alkyl group, a halogen atom or a halo-lower alkyl group; R6 represents a lower alkoxy group or a lower alkyl group; and X represents oxygen atom or sulfur atom,
or an alkali addition salt thereof,
processes for preparing the same and herbicides containing the same as an active ingredient(s).
本发明公开了由下式 (I) 代表的 3-烷氧基烷酸化合物:
其中 R1 代表低级烷基、低级烯基、低级炔基、环烷基、卤代低级烷基或
氰代低级烷基;R2 代表氢原子或低级烷基;R3 代表低级烷基或环烷基;或 R2 和 R3 相互结合代表环烷基;R4 代表氢原子、低级烷基或低级炔基; R5 代表低级烷氧基、低级烷基、卤素原子或卤代低级烷基; R6 代表低级烷氧基或低级烷基; X 代表氧原子或
硫原子、
或其碱加成盐、
制备上述物质的工艺以及含有上述物质作为活性成分的
除草剂。